Mathematics · Algebraic Expressions
Simplify the expression: (x 3 - 3x 2 + 9x - 12) - (x 3 + 7x 2 + 8x + 16)
- 1-10x 2 + x - 28✓
- 210x 2 - x - 28
- 3-10x 2 + x + 28
- 410x 2 + x - 28
Correct answer
-10x 2 + x - 28
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